Re: spitz: add gpio button support (AK_INT and remote controldescription)
From: Mark Brown
Date: Wed Oct 07 2009 - 08:07:31 EST
On Wed, Oct 07, 2009 at 01:29:51PM +0200, Stanislav Brabec wrote:
> SW_REMOTE_INSERT should be recognized by the Jack abstraction layer
> (sound/core/jack.c).
It's the other way around - the jack layer reports jacks for ALSA cards.
Also, for spitz you'd probably want to be using the ASoC wrapper layer.
> Well, I am thinking about defining extra values for resistors, that can
> make stuff even more useful at cost of need of non-standard wiring on
> fourth ring of the audio jack. It can generate SW_MICROPHONE_INSERT,
> SW_LINEOUT_INSERT, and not yet defined SW_HEADESET_INSERT and
> SW_LINEIN_INSERT (which would require hardware mod inside Zaurus for
> stereo line-in).
Headset should be represented by reporting headphone plus microphone on
one jack simultaneously.
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